






__UpperCAmelCase				: List[str]						    =	"0.21.0"

from .accelerator import Accelerator
from .big_modeling import (
    cpu_offload,
    cpu_offload_with_hook,
    disk_offload,
    dispatch_model,
    init_empty_weights,
    init_on_device,
    load_checkpoint_and_dispatch,
)
from .data_loader import skip_first_batches
from .launchers import debug_launcher, notebook_launcher
from .state import PartialState
from .utils import (
    DeepSpeedPlugin,
    DistributedDataParallelKwargs,
    DistributedType,
    FullyShardedDataParallelPlugin,
    GradScalerKwargs,
    InitProcessGroupKwargs,
    find_executable_batch_size,
    infer_auto_device_map,
    is_rich_available,
    load_checkpoint_in_model,
    synchronize_rng_states,
)


if is_rich_available():
	from .utils import rich






'''simple docstring'''






from __future__ import annotations






def   __A    (				a_    :	float   ,a_    :	float   ,a_    :	float   ,):
		if (electron_conc, hole_conc, intrinsic_conc).count(0						) != 1:
				raise ValueError("You cannot supply more or less than 2 values"						)
		elif electron_conc < 0:
				raise ValueError("Electron concentration cannot be negative in a semiconductor"						)
		elif hole_conc < 0:
				raise ValueError("Hole concentration cannot be negative in a semiconductor"						)
		elif intrinsic_conc < 0:
				raise ValueError(
				    "Intrinsic concentration cannot be negative in a semiconductor"						)
		elif electron_conc == 0:
				return (
				    "electron_conc",
				    intrinsic_conc**2 / hole_conc,
				)
		elif hole_conc == 0:
				return (
				    "hole_conc",
				    intrinsic_conc**2 / electron_conc,
				)
		elif intrinsic_conc == 0:
				return (
				    "intrinsic_conc",
				    (electron_conc * hole_conc) ** 0.5,
				)
		else:
				return (-1, -1)


if __name__ == "__main__":
					import doctest

					doctest.testmod()



